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Finding the Fourth Proportional to 57,064.69, 85,550.64 and 23,809.53

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Solution

The fourth proportional to 57,064.69, 85,550.64 and 23,809.53 is: 35,694.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,064.69 : 85,550.64 = 23,809.53 : x
  2. Step 2: Convert to fraction form
    57,064.69/85,550.64 = 23,809.53/x
  3. Step 3: Cross multiply
    57,064.69x = 85,550.64 × 23,809.53
  4. Step 4: Simplify right side
    57,064.69x = 2,036,920,529.60
  5. Step 5: Solve for x
    x = 2,036,920,529.60/57,064.69
  6. Step 6: Final answer
    x = 35,694.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.